tel: +86-23-62808818 fax: +86-23-62808382 www.sipatsaw.com / sales@sipat.com part number LBT46801 rev. date 2011-05-31 sipat co., ltd. ( cetc no.26 research institute ) #14 nanping huayuan road, chongqing, china, 400060 ver. 1.0 page 1/3 c c h h i i n n a a e e l l e e c c t t r r o o n n i i c c s s t t e e c c h h n n o o l l o o g g y y g g r r o o u u p p c c o o r r p p o o r r a a t t i i o o n n n n o o . . 2 2 6 6 r r e e s s e e a a r r c c h h i i n n s s t t i i t t u u t t e e 468mhz saw filter 2mhz bandwidth s s i i p p a a t t c c o o . . , , l l t t d d . . w w w w w w . . s s i i p p a a t t s s a a w w . . c c o o m m part number: LBT46801 features ? for rf saw filter ? single-ended operation ? ceramic surface mount package ? small size ? no matching required for operation at 50 ? ? rohs compliant (2002/95/ec), pb-free specifications parameter unit minimum typical maximum center frequency mhz - 468 - insertion loss db - 3.4 6.5 1db bandwidth mhz 2 5.2 - passband variation db - 0.3 1 @463mhz db 20 57 - ultimate rejection @458mhz db 40 43 - material temperature coefficient khz/c -15 substrate material - 36lt ambient temperature c 25 operating temperature range c -25 - +55 dc voltage v 0 input power dbm - - 10 esd class - 1a package size sa04 notes: 1. all specifications are based on the test circuit shown; 2. in production, all specifications are measured by ag ilent network analyzer and full 2 port calibration at room temperature; 3. electrical margin has been built into the design to account for the variations due to temperature drift and manufacturing tolerances; 4. this is the optimum impedance in order to achieve the performance show.
tel: +86-23-62808818 fax: +86-23-62808382 www.sipatsaw.com / sales@sipat.com part number LBT46801 rev. date 2011-05-31 sipat co., ltd. ( cetc no.26 research institute ) #14 nanping huayuan road, chongqing, china, 400060 ver. 1.0 page 2/3 c c h h i i n n a a e e l l e e c c t t r r o o n n i i c c s s t t e e c c h h n n o o l l o o g g y y g g r r o o u u p p c c o o r r p p o o r r a a t t i i o o n n n n o o . . 2 2 6 6 r r e e s s e e a a r r c c h h i i n n s s t t i i t t u u t t e e 468mhz saw filter 2mhz bandwidth s s i i p p a a t t c c o o . . , , l l t t d d . . w w w w w w . . s s i i p p a a t t s s a a w w . . c c o o m m part number: LBT46801 matching configuration source/load impedance=50 ohm notes - component values may change depending on board layout. package dimension packag e: sa04 unit: mm pad configuration: input: 1 output: 5 ground: 2,3,4 input output 50 50 1 5
tel: +86-23-62808818 fax: +86-23-62808382 www.sipatsaw.com / sales@sipat.com part number LBT46801 rev. date 2011-05-31 sipat co., ltd. ( cetc no.26 research institute ) #14 nanping huayuan road, chongqing, china, 400060 ver. 1.0 page 3/3 c c h h i i n n a a e e l l e e c c t t r r o o n n i i c c s s t t e e c c h h n n o o l l o o g g y y g g r r o o u u p p c c o o r r p p o o r r a a t t i i o o n n n n o o . . 2 2 6 6 r r e e s s e e a a r r c c h h i i n n s s t t i i t t u u t t e e 468mhz saw filter 2mhz bandwidth s s i i p p a a t t c c o o . . , , l l t t d d . . w w w w w w . . s s i i p p a a t t s s a a w w . . c c o o m m part number: LBT46801 typical performance frequency response passband response 445 450 455 460 465 470 475 480 485 490 -93.3884 -83.3884 -73.3884 -63.3884 -53.3884 -43.3884 -33.3884 -23.3884 -13.3884 -3.3884 6.6116 type performance frequency(mhz) magnitude(db) 462 463 464 465 466 467 468 469 470 471 472 473 -5.8884 -5.3884 -4.8884 -4.3884 -3.8884 -3.3884 -2.8884 -2.3884 -1.8884 type performance frequency(mhz) amplitude ripple(db) horizontal: 5mhz/div vertical: 10db/div horizontal: 1mhz/div vertical: 0.5db/div group delay variation(f01mhz) phase linearity(f01mhz) 465 466 467 468 469 470 471 -50 0 50 100 150 200 250 300 350 400 x: 468 y: 193.9 type performance frequency(mhz) group delay time(ns) x: 469 y: 207.2 x: 467 y: 200.3 465 466 467 468 469 470 471 -14 -12 -10 -8 -6 -4 -2 0 2 4 6 8 x: 467 y: -2.948 type performance frequency(mhz) degree(deg) x: 468 y: -1.876 x: 469 y: -3.421 horizontal: 1mhz/div vertical: 50ns/div horizontal: 1mhz/div vertical: 2deg/div smith chart s11 smith chart s22 0.2 0.5 1.0 2.0 5.0 +j0.2 -j0.2 +j0.5 -j0.5 +j1.0 -j1.0 +j2.0 -j2.0 +j5.0 -j5.0 0.0 0.2 0.5 1.0 2.0 5.0 +j0.2 -j0.2 +j0.5 -j0.5 +j1.0 -j1.0 +j2.0 -j2.0 +j5.0 -j5.0 0.0
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